Rchr
J-GLOBAL ID：201101089436445382   Update date: Feb. 01, 2024

Hata Kenji

ハタ ケンジ | Hata Kenji
Affiliation and department：
Nihon University College of Commerce

About Nihon University College of Commerce


Other affiliations (1)：
Research field  (5)： Ecology and environmental science ,  Biological resource conservation ,  Biological resource conservation ,  Biological resource conservation ,  Forest science
Research keywords  (10)： Ogasawara (Bonin) Islands ,  matter flow ,  oceanic island ,  weed ,  forest management ,  ecosystem management ,  island ecology ,  exotic species ,  conservation biology ,  plant ecology
Research theme for competitive and other funds  (9)：
  • 2019 - 2022 Invasiveness of alien plants on oceanic islands: Interactions between nutrient use characteristics of plants and soil characteristics in an ecosystem
  • 2017 - 2022 外来樹木の侵入と駆除に伴う森林の水循環と植物群集の変化:生態系の持続可能性の検討
  • 2016 - 2019 Sustainability of ecosystem function: changes in ecosystems with soil degradation caused by non-native species
  • 2013 - 2016 Changes in island ecosystems after eradication of invasive alien species: Proposal for management scenarios considering environmental heterogeneity
  • 2012 - 2014 Impacts of invasion and eradication of an invasive tree species on soil water contents in subtropical forests on an oceanic island
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Papers (30)：
  • Kenji Hata, Kazuto Kawakami, Naoki Kachi. Secondary invasion by an invasive shrub limits native tree seedling growth in a size-dependent manner following the eradication of a different invasive species in an island ecosystem. Restoration Ecology. 2024. 32. e14012
  • Katsuhiko Yoshida, Kenji Hata, Kazuto Kawakami, Syuntaro Hiradate, Takeshi Osawa, Naoki Kachi. Predicting ecosystem changes by a new model of ecosystem evolution. Scientific Reports. 2023. 13. 1. 15323
  • Kenji Hata, Syuntaro Hiradate, Naoki Kachi. Soil phosphorous is the primary factor determining species-specific plant growth depending on soil acidity in island ecosystems with severe erosion. Scientific Reports. 2023. 13. 1. 12163
  • Katsuhiko Yoshida, Kenji Hata, Kazuto Kawakami, Syuntaro Hiradate, Takeshi Osawa, Naoki Kachi. Ecosystem changes following the eradication of invasive species: Evaluation of various eradication scenarios by computer simulation. Ecological Modelling. 2019. 413
  • Kenji Hata, Takeshi Osawa, Syuntaro Hiradate, Naoki Kachi. Soil erosion alters soil chemical properties and limits grassland plant establishment on an oceanic island even after goat eradication. Restoration Ecology. 2019. 27. 2. 333-342
ｍore...
MISC (12)：
  • Hata Kenji, Yamamura Yasuo, Kachi Naoki. 31-year dynamics of a secondary forest that invaded by Bischofia javanica after simultaneous death of Pinus luchuensis in Chichijima Island. 2017. 43. 19-89
  • 大澤 剛士, 畑 憲治, 可知 直毅. ノヤギの駆除が外来植物ギンネムの繁茂を促進する. 小笠原研究年報. 2016. 40. 13-23
  • 畑 憲治, 川上 和人, 可知 直毅. トクサバモクマオウの駆除が土壌含水量に及ぼす影響. 小笠原研究年報. 2016. 40. 25-35
  • 畑 憲治, 可知 直毅. 父島におけるトクサバモクマオウのリターの分解過程. 小笠原研究年報. 2012. 36. 11-17
  • 畑 憲治, 可知 直毅. ヤギ駆除後の聟島列島媒島における草地植生の9年間の変化. 小笠原研究年報. 2011. 0. 35. 23-28
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Lectures and oral presentations  (22)：
  • Characteristics of mineral compositions of plants growing on Ogasawara Islands, Japan
    (The 5th EAFES (East Asian Federation of Ecological Societies) International Congress 2012)
  • Impacts of eradication of alien species on island ecosystems: preferred and unpreferred eradication scenarios
    (The 5th EAFES (East Asian Federation of Ecological Societies) International Congress 2012)
  • Impacts of eradication of alien species on island ecosystems: Spatial distributions of carbon, nitrogen and phosphorus in soils after goat eradication
    (The 5th EAFES (East Asian Federation of Ecological Societies) International Congress 2012)
  • 海洋島における野生化ヤギの排除が物質循環に与えるインパクト:生態系モデルの開発
    (日本生態学会第58回大会 2011)
  • 海洋島における野生化ヤギの排除が物質循環に与えるインパクト:草本植生の地上部バイオマスと窒素、リンの空間分布
    (日本生態学会第58回大会 2011)
ｍore...
Education (3)：
  • 2001 - 2007 Tokyo Metropolitan University Graduate School of Science Department of Biological Sciences
  • 1999 - 2001 Ibaraki Universoty Graduate School of Science and Engineering
  • 1995 - 1999 Ibaraki Universoty Faculty of Science
Professional career (1)：
  • 博士(理学) (東京都立大学大学院)
Work history (12)：
  • 2020/04 - 現在 Tokyo Metropolitan University Gaduate Scohool of Science
  • 2018/04 - 現在 Nihon University College of Commerce Associate Professor
  • 2008/04 - 2019/03 Tokyo Metropolitan University guest investigator
  • 2013/10 - 2018/03 Tokyo Metropolitan University Graduate School of Science and Engineering Post Doctoral Fellow
  • 2014/09 - 2015/03 Senshu University School of Economics
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Association Membership(s) (2)：
THE JAPANESE FORESTRY SOCIETY ,  THE ECOLOGICAL SOCIETY OF JAPAN
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